Base | Representation |
---|---|
bin | 100011110010111… |
… | …0101100110111010 |
3 | 10002201002021011012 |
4 | 1013211311212322 |
5 | 4424440214432 |
6 | 315103433522 |
7 | 41523122615 |
oct | 10745654672 |
9 | 3081067135 |
10 | 1201101242 |
11 | 566a99160 |
12 | 2962b58a2 |
13 | 161abb7c3 |
14 | b573917c |
15 | 706a6cb2 |
hex | 479759ba |
1201101242 has 16 divisors (see below), whose sum is σ = 1972393632. Its totient is φ = 544023120.
The previous prime is 1201101229. The next prime is 1201101247. The reversal of 1201101242 is 2421011021.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1201101247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90233 + ... + 102684.
It is an arithmetic number, because the mean of its divisors is an integer number (123274602).
Almost surely, 21201101242 is an apocalyptic number.
1201101242 is a deficient number, since it is larger than the sum of its proper divisors (771292390).
1201101242 is a wasteful number, since it uses less digits than its factorization.
1201101242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193213.
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 1201101242 is about 34656.9075654479. The cubic root of 1201101242 is about 1062.9835376415.
Adding to 1201101242 its reverse (2421011021), we get a palindrome (3622112263).
The spelling of 1201101242 in words is "one billion, two hundred one million, one hundred one thousand, two hundred forty-two".
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